How to Use "sworn" with Example Sentences

1. Mrs merkel has always been the sworn enemy of class distinctions within the eu .
2. But its members are sworn to exalt strict internal brotherhood discipline over religious dogma .
3. Ben knows , but I 've sworn him to secrecy .
4. A few of us knew what was going to happen , but we were sworn to secrecy .
5. During a four-hour standoff , the migrant parents were sworn at .